Joseph Williamson

Articles (80)

TitleAuthor(s)PublicationDate
2068 Printer Interface and ROM Card
This month I finish up my series on the printer interface with the circuit board layout and simple print driver...
Joseph WilliamsonSUMMarch 1985
2068 Printer Interface and ROM Card
This month I finish up my series on the printer interface with the circuit board layout and simple print driver...
SUM
24 Usable Lines
Have you ever wondered why the TS 1000 won’t print to the last two lines in the display? The reason...
SUM
A & J Microdrive Review
The A & J Microdrive has been a long awaited peripheral which is the best thing to come along since...
SUM
A & J Microdrive Review
Its been out for three months now, its easy to use, and its fast! The A & J Microdrive has...
Joseph WilliamsonSUMMarch 1985
A Keyboard Interface for Any Timex Computer
For those who do not wish to go into their computer to connect a new keyboard, here is an interface...
SUMSeptember 1985
A Review of the Sinclair Spectrum Plus
The latest home computer from Sinclair is the ZX Spectrum. What sets this computer ahead of the other Spectrums is...
SUM
A Review of the Sinclair Spectrum Plus
The latest home computer from Sinclair is the ZX Spectrum+. What sets this computer ahead of the other Spectrums is...
SUMJune 1985
Adding a “Real” Keyboard to Your 2068
Probably the most common complaint I hear about the 2068 is about the keyboard. Although it does work well, it...
SUMSeptember 1985
Adding RGB to Your 2068
RGB on the 2068 is probably one of the most gratifying additions you can get. The problem is that there...
Joseph WilliamsonSUMFebruary 1986
Adding RGB to Your 2068LISTing NewsletterDecember 1994
Adding RGB to Your 2068
Instructions and schematic to connect 2068 to TTL RGB monitor.
Update MagazineOctober 1992
Additional Notes on the Hardware of the T-2068 & Disk Drive
Disassembling the T-2068 reveals a circuit board smaller than found in the American computer. It is a very professionally designed...
SUMMay 1985
Aerco Interface with the Spectrum ROMTimelinezAugust 1985
Aerco Interface with the Spectrum ROM
If you have converted your 2068 to a Spectrum and have the Aerco parallel printer interface, here are the changes...
SUMApril 1985
Aerco Interface with the Spectrum ROM
Pokes necessary to make the two work together.
TimelinezAugust 1985
Backgammon Reviewed
John Burn’s BACKGAMMON is a 100% machine code program put out by Biocal Software, Inc. The program takes about 6...
SUMMay 1986
Banner Writer
Use the TS2040 to print banners.
SyntaxMay 1983
Banners on the TS-2040
Short program to make banners.
ZX-AppealJuly/August 1986
Banners on the TS-2040
Here is a program that will allow you to input a message and have it print the message as a...
SUMMay 1986
Better RGB CircuitLISTing NewsletterJanuary 1995
Better RGB CircuitLISTing NewsletterFebruary 1989
Better RGB Circuit
The circuit described in the February 1986 issue of SUM was designed around the Sears RGB/TV/Monitor (same as the Sanyo...
SUMJuly 1986
Build this Super Simple Modem
Short article and program on interfacing directly to the telephone line via the MIC jack. Program uses BEEP command to...
Time Designs MagazineMarch/April 1987
Checkbook Balancer: Old Standby Reviewed
CHECKBOOK BALANCER will help you keep your account in order in a simple way. You can take your checkbook and...
SUMMay 1986
Creating Additional Colors on the 2068
If you have ever felt limited on the 2068 with only eight colors, here is a way to create up...
SUMMarch 1986
Creating Additional Colors on the 2068LISTing NewsletterDecember 1994
DK’Tronics Three Channel Sound Synthesizer
The DK’TRONICS Sound Synthesiser is a hardware and software combination using the AY-3-8912 programmable sound generator integrated chip — the...
SUMOctober 1985
EPROM Programmer You Can Build, Part 1LISTing NewsletterFebruary 1989
EPROM Programmer You Can Build, Part 2LISTing NewsletterFebruary 1989
EPROM Programmer You Can Build, Part II
To use the EPROM programmer discussed last month with the TS 1000/1500, you need to use the program listed here....
Joseph WilliamsonSUMJuly 1986
Fish Locator
SUM Magazine has received many different programs for review. One of the most original is Fish Locator. Fish locator is...
Joseph WilliamsonSUMAugust 1985
From the Editor
I would like to thank everyone for their support over the past year and wish everyone a happy holiday season....
SUMNovember 1985
Greeting Card Designer
GREETING CARD DESIGNER is a sophisticated program that allows you to design and print out on your Epson compatible printer,...
SUMFebruary 1986
Hardware Project: EPROM Programmer You Can Build
The cartridge dock of the 2068 was Supposed to open up a whole new dimension in instant loading software when...
Joseph WilliamsonSUMJune 1986
Hi-Res Graphics for the TS-1000: A Review of I.S.I.’s Software
“High Resolution Graphics MK. II” is a software high resolution graphics program for the TS-1000 line of computers. It has...
SUMJuly 1985
Letter from Editor
With all the changes that have been taking place over the past several weeks, it’s going to be interesting to...
SUMApril 1986
Letter from the Editors
Well, this is it! With this issue of SUM we complete two full years of publishing this magazine in its...
SUMJuly 1986
Letter from Your Editor and Publisher
We at SUM Magazine would like to thank all of you for the support you have shown over the past...
Joseph Williamson
Richard Cravy
SUMJune 1986
Loading Tasword II on the A & J MicrodriveTimelinezAugust 1985
Loading Tasword II on the A & J Microdrive
Modifications to make Tasword II work with the A & J Micro Drive.
TimelinezAugust 1985
Loading Tasword II on the A & J Microdrive
Using the A & J Microdrive to load Tasword II takes less than 30 seconds! But to SAVE the program...
SUMApril 1985
Logic Analyzer
For my senior project in Electrical Engineering at the University of Florida, I decided to get to know my 2068...
SUM
Midwest TS Computer Fest A Huge Success – Again!
More than 45 dealers and user groups displayed their wares in over 6000 square feet of space; more than 700...
Time Designs MagazineMay/June 1987
Midwest TS Computerfest a Success!
Just as the future of our computers grows dim again, the Midwest TS Computerfest comes along and brightens things up!...
SUMMay 1986
Modem Tips
“TS 2050 Modem links you with a new world of opportunities” as an ad for Timex once stated, and its...
SUMOctober 1984
Monitor Output for the TS-1000 & 1500
I have had numerous requests on how to add direct video to the TS-1000 & TS-1500 computers so as to...
SUMJuly 1985
Musician Royal
MUSICIAN ROYAL is one of the most recent programs released for the 2068. Written by Dr. Oleg D. Jefimenko and...
Time Designs MagazineNovember/December 1986
New TS2040 Print Style
Thanks to Dick Scoville of the Triangle Timex Sinclair User’s Group, you can make the letters on your screen darker...
SUMMay 1984
Newsletter Changes
Richard Cravy and Joseph Williamson decided to change the newsletter into a magazine type of format with a regular subscription.
SUM
Pro/File 2068 Filing System: An Outstanding Value
When Tom Woods released PRO/FILE 2068 so long ago, it appeared to be quite a file system if you could...
SUMMay 1985
RAM Pack Repairs
In this article, I will discuss some of the problems that can occur with the 16K RAM pack for the...
SUM
Rocket Man
This TS-1000 (16K) game is truly one that makes you wonder why you put aside this computer for bigger and...
SUMApril 1985
Setting up the 2068
Next time you sit down to program on your 2068, try this upon powering up: CLEAR 65535: POKE 23561,10: POKE...
SUM
Spectrum 128 Review
The Spectrum 128 is the latest computer from Sinclair in the Spectrum family. It is housed in a Spectrum +...
SUMJanuary 1986
Spectrum Buss on 2068
I stated in the last issue that we ordered the Rotronics Wafadrive system from England. I also promised that I...
SUM
Spectrum Emulator
One of the biggest drawbacks of the 2068 is the selection of software available for it. With the project described...
Spectrum Emulator Revisited
In last month’s article, we inadvertently left out the printed circuit board layout, so here it is this month with...
SUMSeptember 1984
T/S Computer Fest News: Sunstate Winterfest 88 just weeks awayTime Designs MagazineJanuary/February 1988
The Zebra Graphics Tablet: A Review
The Zebra Graphics tablet is a hardware and software combination using the popular Koala Pad graphics tablet–the same type used...
Joseph WilliamsonSUMAugust 1985
Timex/Sinclair Interfacing review
TIMEX/ SINCLAIR INTERFACING by James M. Downey and Don Rindsberg contains more than seven tested hardware projects for the ZX80,...
SUM
TMK Color Monitor
The TMK monitor/TV (model #201b) is a low resolution 9″ monitor and TV combination. The unit stands 13″ by 10″...
SUMSeptember 1984
True 64 Columns on the 2068
OS-64 is a plug-in cartridge that gives the 2068 a 64 column display operating system and includes full size printer...
SUMFebruary 1986
TS 1500 Review
The new 1500 is here and it lives up to everyone’s expectations of being the perfect “big brother” to the...
SUM
TS 2068 Printer Interface
This month I will discuss building a printer interface for the 2068. With all the software out on the market...
Joseph WilliamsonSUMJanuary 1985
TS 2068 Printer Interface
Last month when I started my article for the printer interface, I came up with the idea of using the...
Joseph WilliamsonSUMFebruary 1985
TS 2068 Review
When I last wrote about the 2068 two months ago, I really didn’t have a chance to put the computer...
SUM
TS Communique
A forum for people having problems with their 1000, 1500 and 2068.
Time Designs MagazineSeptember/October 1987
TS Communique
Programming ROMs to contain multiple operating systems; problem with Amdisk III; problem with converted TI keyboard; saving certain programs to...
Time Designs MagazineJanuary/February 1988
TS Communique
Questions about MSCRIPT, monitors, interfaces for the Okimate 10/20, glitches printing to Smith-Corona TP-II.
Time Designs MagazineMarch/April 1987
TS CommuniqueTime Designs MagazineJuly/August 1987
TS Communique
Change R67 on TS2068 to adjust output impedance of composite video out. Saving Tomahawk to disk. Joystick and printing problems.
Time Designs MagazineMay/June 1988
TS Communique: Your Hardware Problems Explored
Mindware MW-100 printer with TS2068; composite/RGB monitor blanking when used with 1000; interfacing to TTL monitors; Hacksel interface with Radio...
Time Designs MagazineSeptember/October 1988
TS2050 Modem
I ordered the Timex 2050 modem back in January hoping I would get it in time to use in a...
SUMJune 1984
Upgrading to a “Real” Keyboard: E-Z Key Makes It Easy
Back in the September ’85 issue of SUM, we ran an article on adding a large size keyboard to your...
Joseph WilliamsonSUMMay 1986
Using the “Tomy Tutor” Recorder with TS-2068
While looking in a Video Concepts store the other day, I came across some old computer accessories they were selling...
SUMJanuary 1986
Where to Find ZX-81/TS-1000/TS-1500 Supplies
The following is a list of ZX81/TS 1000/1500 dealers. Included is a brief rundown of what they carry (hardware or...
SUMMay 1986
Zebra Talker – A Review
The Zebra Talker is a hardware and software combination that will allow you to synthesize human speech. The system is...
Joseph WilliamsonSUMJuly 1985
ZX/TS Repair Guide – Part II
This is the second in a series of articles on how to repair your ZX81 and TS1000. I will also...
SUMOctober 1984
ZX/TS Repair Guide, Part I
This begins a series of articles on how to repair the problems’ that spring up with your ZX81 and TS1000....
SUMSeptember 1984

Companies (2)

Books (1)

TitleAuthor(s)Date
The Best of SUM: The Sinclair/Timex Users Magazine
A compilation of the best articles, reviews, programs and hardware projects up through December, 1985.
1986

Downloadable Files (1)

TitleTypeCompanyDownload
Banner WriterCassetteDownload

User Groups (1)

Blog Posts (1)

Scroll to Top